Home / 1,591.62-2,392.92-1,471.35

Finding the Fourth Proportional to 1,591.62, 2,392.92 and 1,471.35

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Solution

The fourth proportional to 1,591.62, 2,392.92 and 1,471.35 is: 2,212.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591.62 : 2,392.92 = 1,471.35 : x
  2. Step 2: Convert to fraction form
    1,591.62/2,392.92 = 1,471.35/x
  3. Step 3: Cross multiply
    1,591.62x = 2,392.92 × 1,471.35
  4. Step 4: Simplify right side
    1,591.62x = 3,520,822.84
  5. Step 5: Solve for x
    x = 3,520,822.84/1,591.62
  6. Step 6: Final answer
    x = 2,212.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.